| Sold | Grade | Monthly Average |
| Jun 2020 | 9.4 | $142.50 |
| May 2020 | 9.2 | $15.00 |
| Dec 2017 | 8.0 | $14.00 |
| Apr 2016 | 7.0 | $17.50 |
| Jul 2013 | 6.0 | $15.00 |
| Aug 2021 | 5.5 | $8.20 |
| Nov 2014 | 5.0 | $12.50 |
| Nov 2018 | 4.5 | $11.25 |
| Nov 2022 | 4.0 | $5.40 |
| Jan 2020 | 4.0 | $10.00 |
| Nov 2019 | 4.0 | $10.00 |
| Mar 2019 | 4.0 | $10.00 |
| Jan 2019 | 3.5 | $8.70 |
| Apr 2015 | 3.5 | $8.70 |
| Dec 2020 | 2.0 | $2.85 |
| Dec 2019 | 2.0 | $5.00 |
| Nov 2017 | 1.8 | $4.04 |
| Jan 2023 | 1.0 | $2.00 |
| May 2020 | 1.0 | $2.49 |